21635456

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{7349}}^1$

素因数の和:7386

約数の個数: 32

約数和(自身を含む): 44982000

約数和(自身を除く): 23346544

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 7349, 14698, 29396, 58792, 117584, 169027, 235168, 338054, 470336, 676108, 940672, 1352216, 2704432, 5408864, 10817728, 21635456]

約数ペア:

[(1, 21635456), (2, 10817728), (4, 5408864), (8, 2704432), (16, 1352216), (23, 940672), (32, 676108), (46, 470336), (64, 338054), (92, 235168), (128, 169027), (184, 117584), (368, 58792), (736, 29396), (1472, 14698), (2944, 7349)]